CLAS Physics Database

Measurement E159M841

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 3.5 — 4.2 GeV2
W: 1.9 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.913288 0.198954
27.0 1.19092 0.240662
45.0 1.2649 0.234393
63.0 1.7199 0.330119
81.0 1.1411 0.215259
99.0 1.45668 0.22466
117.0 1.24424 0.206672
135.0 1.22029 0.349744
153.0 0.941684 0.727568
171.0 1.01304 0.811418